As of March 01, 2025, the average annual salary for a Biologist IV in the United States is $118,500. Salary.com reports that pay typically ranges from $101,643 to $138,395, with most professionals earning between $86,294 and $156,509.
| Annual Salary |
Monthly Pay |
Weekly Pay |
Hourly Wage |
|
| 75th Percentile | $138,395 | $11,533 | $2,661 | $67 |
| Average | $118,500 | $9,875 | $2,279 | $57 |
| 25th Percentile | $101,643 | $8,470 | $1,955 | $49 |
An entry-level Biologist IV with less than 1 year of experience earns about $108,478. With 1-2 years of experience, the average salary increases to $109,722. For 2-4 years of experience, the pay typically rises to $110,966. Senior-level professionals with 5-8 years of experience earn around $115,445, and those with over 8 years of experience can expect an average of $125,117.
| Levels | Salary |
|---|---|
| Entry Level Biologist IV | $108,478 |
| Intermediate Level Biologist IV | $109,722 |
| Senior Level Biologist IV | $110,966 |
| Specialist Level Biologist IV | $115,445 |
| Expert Level Biologist IV | $125,117 |
| Entry Level | 8% |
| Mid Level | 7% |
| Senior Level | 6% |
| Top Level | 3% |
| Experienced | 6% |
Salaries in the United States differ widely between states due to factors like cost of living, local economies, and industry presence.
What Am I Worth?
Salaries in the United States can vary greatly between cities due to factors like cost of living, local economies, and industry presence.
As of March 01, 2025, our research reveals a significant shift in Biologist IV compensation over the past six years. For example, the median salary increased from $104,117 in 2023 to approximately $102,351 in 2024. (For a detailed analysis of Biologist IV salary trends, click here.)
Key factors like location, experience, industry demand, and economic growth significantly influence salary variations, making them important to consider.
Salary.com job board provides millions of Biologist IV information for you to search for. Click on search button below to see Biologist IV job openings or enter a new job title here.
Here are companies hiring for Biologist IV and their salaries, click below for more details.
| Core Compensation | ||||
| Core Compensation | Median | % of Total | ||
| Base Salary | $118,500 | 67.3% | ||
| Bonus | $8,781 | 5.0% | ||
| Value of Benefits | ||||
| Core Compensation | Median | % of Total | ||
| Social Security | $9,737 | 5.5% | ||
| 401K/403B | $5,091 | 2.9% | ||
| Disability | $2,546 | 1.4% | ||
| Healthcare | $6,374 | 3.6% | ||
| Pension | $7,000 | 4.0% | ||
| Time Off | $18,113 | 10.3% | ||
| Total Compensation | $176,142 | 100% | ||
| Degree Level | % of user with this level of education |
|---|---|
| Bachelors | 20.0% |
| Masters | 28.0% |
| Doctorate | 52.0% |
What Am I Worth?
The average annual salary of Biologist IV is $118,500. In case you are finding an easy salary calculator, the average hourly pay of Biologist IV is $57; the average weekly pay of Biologist IV is $2,279; the average monthly pay of Biologist IV is $9,875.
A Biologist IV's earning potential can vary widely depending on several factors, including location, industry, experience, education, and the specific employer. According to the latest salary data by Salary.com, a Biologist IV earns the most in San Jose, CA, where the annual salary of a Biologist IV is $148,718.
The highest pay for Biologist IV is $156,509.
The lowest pay for Biologist IV is $86,294.
Biologist IV studies the basic principles of plant and animal life and the effects of varying environmental and physical conditions such as radioactivity or pollution. Studies reactions of plants, animals, and marine species to parasites, bacteria, pharmaceuticals and chemicals. Being a Biologist IV requires a master's degree in area of specialty. Typically reports to a manager. The Biologist IV work is highly independent. May assume a team lead role for the work group. A specialist on complex technical and business matters. To be a Biologist IV typically requires 7+ years of related experience.
Specify the abilities and skills that a person needs in order to carry out the specified job duties. Each competency has five to ten behavioral assertions that can be observed, each with a corresponding performance level (from one to five) that is required for a particular job.
Analysis: Analysis is the process of considering something carefully or using statistical methods in order to understand it or explain it.
Python: Applying the concepts and algorithms of Python to design, develop and maintain software applications to comply with business requirements.
SOP: SOP is A standard operating procedure is a set of step-by-step instructions compiled by an organization to help workers carry out routine operations.
Salary.com provides salary estimates, histograms, trends, and comparisons using data from employer job postings and third-party sources.
We offer detailed salary information across multiple percentiles for your reference. (Click here to learn Why the Salary Midpoint Formula Is Crucial for Achieving Pay Equity.)
With the most extensive online, real-time compensation data available, Salary.com helps you pinpoint your exact pay target.
